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Pyromet 88

Description

Pyromet 88 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: Pyromet 88
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy Pyromet 88
Nivco-10
NX188
Permanickel 300
PH3
PH6
PH7
PH 13-8 Mo
PH 14-8 Mo
PH 15-7 Mo
Pyromet 31

Chemical composition(mass fraction)(wt.%) of the Pyromet 88

C
Si
Mn
P
S
Cr Ni
0.03 0.1 2.2   0.007 16.4 ...
Mo Al Cu Nb Ti V Fe
  0.05 0.04   3.05   6.7
N Co Pb B Other    
             
             

Mechanical Properties of steel grade Pyromet 88

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
821 (≥) 735 (≥) 12 41 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade Pyromet 88

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
31 - -     0.24 -  
921 948 - 31.3 312   -  
329 - 33 12.2   124 123

Heat Treatment of steel grade Pyromet 88

Heat treated : 1694°C - 1629°C

Technological Curves of steel grade Pyromet 88

Cross Reference Table (Equivalent Grade) of Pyromet 88

Grade Standard Country Application
1.2880 DIN Germany Cold working alloy tool steel
1.2884 DIN Germany Cold working alloy tool steel
1.2885 DIN Germany Hot working alloy tool steel
1.2886 DIN Germany Hot working alloy tool steel
1.2888 DIN Germany Hot working alloy tool steel
1.2889 DIN Germany Hot working alloy tool steel
GT88 AFNOR France Carbide for cutting tools
GT88 AFNOR France Carbide for cutting tools
SS14:1880 SS Sweden Carbide for cutting tools
SS14:1880 SS Sweden Carbide for cutting tools
SS14:1885 SS Sweden Carbide for cutting tools
SS14:1885 SS Sweden Carbide for cutting tools
AISI 688 AISI USA precipitation hardening
1.4885 DIN Germany Stainless steel
1.4881 DIN Germany Valve steel
1.4882 DIN Germany Valve steel
1.4988 DIN Germany The high-temperature and high-strength steel
1.4882 AFNOR France Valve Internal Combustion Engines steel (NF-EN 1009-1998)
SS14 2388 SS Sweden
SS14 2388 SS Sweden

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